Doctors are free to prescribe ivermectin to treat COVID-19, a lawyer representing the U.S. Food and Drug Administration (FDA) said this week. “FDA explicitly recognizes that doctors do have the authority to prescribe ivermectin to treat COVID,” Ashley Cheung Honold, a Department of Justice lawyer representing the FDA, said during oral arguments on Aug. 8 in the U.S. Court of Appeals for the 5th Circuit.